Chad M Stewart <[email protected]> wrote: > On Aug 14, 2015, at 1:01 PM, Andrzej A. Filip <[email protected]> wrote: > >> >> >> Are docecot and postfix located on the same server? >> Can postfix access (deliver) directly maildir file directory dovecot uses? >> > > For the moment yes they are on the same server. I designed it to be > modular, the various components can be placed on different systems > with no configuration changes required, should it be necessary. > > I'll note that Postfix does not appear to have any problems writing > the files to its queue as fast as they are being delivered to it. > Postfix and Dovecot are writing to different disks, though both are on > the SAN, and both have noatime set.
As I understand: * maildir is designed for allowing fast "lockless" parallel deliveries * dovecot's LDA updates some dovecot specific index/cache files even for deliveries to maildir => making postfix deliver to maildir without updating dovecot specific files may solve your performance problems -- A. Filip
